Aacanding th the title a tite sic is 7R t Cz4
78t1-341=78-34=44 iThe iome is psitive aad the withdraual is
regative
so the sum TRIc-3) is mean the situation of the Gearge's acount
after the two transactions today
Gerge is bank account cared 44 today
What problem I don't see anything
20 total
6 have average of 5 years
6 x 5 = 30
20-6 = 14
14 have average of 8 years
14 x 8 = 112
112 + 30 = 142
142 / 20 = 7.1 years
The answer is A
if you add them all together, there are 15 employees, and only 5 have at least 10 years of experience. 5/15 simplifies to 1/3
